Lot 61. A Burma sapphire, ruby and diamond fringe necklace, by Bulgari. Estimate CHF250,000 – CHF300,000 ($261,561 - $313,873). Photo Christie's Image Ltd 2016.

Set to the front with oval-cut sapphire and diamond clusters interspersed by cabochon rubies and diamond trefoils, suspending eleven similarly-set graduated tassels, to the circular-cut diamond and cabochon ruby necklace, 41.0 cm, mounted in gold. Signed Bvlgari

Accompanied by report nos. 16020143/1 to 14 dated 2 March 2016 from the Gübelin GemLab stating that the origin of 13 sapphires is Burma (Myanmar), that the origin of 1 sapphire is not determinable, all with no indications of heating, and an Information Sheet on 'Sapphires, origin not determinable'. 

Christie's. GENEVA MAGNIFICENT JEWELS, 18 May 2016, Geneva